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=FLOOR()

The FLOOR function in Excel rounds a specified number down to the nearest specified multiple of significance. Negative numbers are rounded down (further negative) to nearest whole multiple below zero.

Applies To: Excel for Microsoft 365Excel for Microsoft 365 for MacExcel 2024Excel 2024 for MacExcel 2021Excel 2021 for MacExcel 2019Excel 2016
=FLOOR(number, significance)
Hover argument names in the table for details.
Output typeNumber
Popularity30 / 100
VolatileNo
Dynamic ArrayNo
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◧ Arguments

ArgumentTypeRequiredDescription
number Number Required The numeric value you want to round.
significance Number Required The multiple to which you want to round.

▣ Examples

گرد کردن ۳٫۷ رو به پایین تا نزدیک‌ترین مضرب ۲ =FLOOR(3.7,2)
گرد کردن ۲٫۵- رو به پایین تا نزدیک‌ترین مضرب ۲- =FLOOR(-2.5,-2)
مقدار خطا برمی‌گرداند، چون ۲٫۵ و ۲- علامت‌های متفاوتی دارند =FLOOR(2.5,-2)
گرد کردن ۱٫۵۸ رو به پایین تا نزدیک‌ترین مضرب ۰٫۱ =FLOOR(1.58,0.1)
گرد کردن ۰٫۲۳۴ رو به پایین تا نزدیک‌ترین مضرب ۰٫۰۱ =FLOOR(0.234,0.01)

✦ Tips

  • If the sign of Number is positive, a value is rounded down toward zero. If the sign of Number is negative, a value is rounded down, adjusted away from zero (further negative).

⚠ Common Errors

#VALUE! If either argument is nonnumeric, FLOOR returns the #VALUE! error value.
Fix: برای هر دو آرگومان مقدار عددی وارد کنید.
#NUM! If Number is positive and Significance is negative, FLOOR returns the #NUM! error value.
Fix: Make both arguments the same sign

⇄ Related Functions

=CEILING() Returns number rounded up, away from zero, to the nearest multiple of significance. For example, if you want to avoid using pennies in your prices and your product is priced at $4.42, use the formula =CEILING(4.42,0.05) to round prices up to the nearest nickel. =MROUND() MROUND returns a number rounded to the desired multiple. MROUND rounds up, away from zero, if the remainder of dividing number by multiple is greater than or equal to half the value of multiple. The Number and Multiple arguments must have the same sign. If not, a #NUM error is returned. =ROUNDDOWN() Rounds a number down, toward zero. =FLOOR.MATH() Round a number down to the nearest integer or to the nearest multiple of significance.

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